1991 Daihatsu Rocky vs. 1989 Plymouth Laser
To start off, 1991 Daihatsu Rocky is newer by 2 year(s). Which means there will be less support and parts availability for 1989 Plymouth Laser. In addition, the cost of maintenance, including insurance, on 1989 Plymouth Laser would be higher. At 2,765 cc (4 cylinders), 1991 Daihatsu Rocky is equipped with a bigger engine. In terms of performance, 1989 Plymouth Laser (133 HP @ 6000 RPM) has 61 more horse power than 1991 Daihatsu Rocky. (72 HP @ 3600 RPM) In normal driving conditions, 1989 Plymouth Laser should accelerate faster than 1991 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 1991 Daihatsu Rocky weights approximately 330 kg more than 1989 Plymouth Laser.
Because 1991 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 1989 Plymouth Laser. In wet, icy, snow, or gravel driving conditions, 1991 Daihatsu Rocky will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1991 Daihatsu Rocky (170 Nm @ 2200 RPM) has 1 more torque (in Nm) than 1989 Plymouth Laser. (169 Nm @ 5000 RPM). This means 1991 Daihatsu Rocky will have an easier job in driving up hills or pulling heavy equipment than 1989 Plymouth Laser.
Compare all specifications:
| 1991 Daihatsu Rocky | 1989 Plymouth Laser | |
| Make | Daihatsu | Plymouth |
| Model | Rocky | Laser |
| Year Released | 1991 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 2765 cc | 1997 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 72 HP | 133 HP |
| Engine RPM | 3600 RPM | 6000 RPM |
| Torque | 170 Nm | 169 Nm |
| Torque RPM | 2200 RPM | 5000 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Vehicle Weight | 1560 kg | 1230 kg |
| Vehicle Length | 4110 mm | 4400 mm |
| Vehicle Width | 1590 mm | 1700 mm |
| Vehicle Height | 1920 mm | 1320 mm |
| Wheelbase Size | 2540 mm | 2480 mm |
